Yamaha MSP5A Service Manual page 9

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3 7 63 1515 0
• Front view
[A170]
[A160]: Bind Head Screw
[A170]: Bind Head Screw
TE
L 13942296513
6.
MAIN 4/5 Circuit Board
(Time required: About 2 minutes)
6-1
Remove the amplifier assembly. (See procedure 2)
6-2
Remove the knob marked [60] and the nut. The MAIN
4/5 circuit board with the volume can then be
removed. (Fig.1, Photo. 5, 6)
7.
MAIN 5/5 Circuit Board
(Time required: About 2 minutes)
7-1
Remove the amplifier assembly. (See procedure 2)
7-2
Remove the two (2) marked [140]. The MAIN 5/5
circuit board can then be removed. (Photo. 7)
www
Nut (ナット)
.
Photo.5 (写真5)
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[A160]
(+バインド小ネジ)
3.0X14 MFZN2BL (VH610100)
(+バインド小ネジ)
3.0X6 MFZN2BL (EG330360)
Photo.3 (写真3)
Volume (ボリューム)
x
ao
y
MAIN 4/5
i
Photo.6 (写真6)
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8
• Bottom view
MAIN 2/5
[A170]
MAIN 1/5
[A170]
[A180B]
Shield sheet
(シールド板)
[A180]: Bonding Tapping Screw-B
3.0X10 MFZN2BL (VQ049800)
MAIN 3/5
[A190]: Hexagonal Nut
[A200]: Flat Washer
Q Q
3
6 7
1 3
6.
MAIN 4/5 シート
6-1
アンプ Ass'y を外します。 (2項参照)
6-2
[60]のツマミとナットを外し、ボリュームといっ
しょに MAIN 4/5シートを外します。 (図1、 写真5、
写真 6)
7.
MAIN 5/5 シート
7-1
アンプ Ass'y を外します。 (2 項参照)
7-2
[140]のネジ2本を外し、 シートを外します。 (写真7)
u163
.
[140]: Bind Head Tapping Screw-P
2 9
9 4
2 8
[A180A]
[A190] [A200]
(ボンディングBタイト)
(特殊六角ナット)
12.0 14X2 MFC2BL (VD794100)
(特種平座金)
12S MFC2BL (VB004700)
Photo.4 (写真4)
1 5
0 5
8
2 9
9 4
(所要時間:約 2 分)
(所要時間:約 2 分)
[140]
m
co
MAIN 5/5
(+バインドPタイト)
Photo.7 (写真7)
MSP5A
9 9
[A180B]
2 8
9 9
3.5X8 ZMCBL (VD277800)
9

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